+++ /dev/null
-/*********************************************************************
- * NAN - Native Abstractions for Node.js
- *
- * Copyright (c) 2018 NAN contributors
- *
- * MIT License <https://github.com/nodejs/nan/blob/master/LICENSE.md>
- ********************************************************************/
-
-#ifndef NAN_CALLBACKS_PRE_12_INL_H_
-#define NAN_CALLBACKS_PRE_12_INL_H_
-
-namespace imp {
-template<typename T> class ReturnValueImp;
-} // end of namespace imp
-
-template<typename T>
-class ReturnValue {
- v8::Isolate *isolate_;
- v8::Persistent<T> *value_;
- friend class imp::ReturnValueImp<T>;
-
- public:
- template <class S>
- explicit inline ReturnValue(v8::Isolate *isolate, v8::Persistent<S> *p) :
- isolate_(isolate), value_(p) {}
- template <class S>
- explicit inline ReturnValue(const ReturnValue<S>& that)
- : isolate_(that.isolate_), value_(that.value_) {
- TYPE_CHECK(T, S);
- }
-
- // Handle setters
- template <typename S> inline void Set(const v8::Local<S> &handle) {
- TYPE_CHECK(T, S);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(handle);
- }
-
- template <typename S> inline void Set(const Global<S> &handle) {
- TYPE_CHECK(T, S);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(handle.persistent);
- const_cast<Global<S> &>(handle).Reset();
- }
-
- // Fast primitive setters
- inline void Set(bool value) {
- v8::HandleScope scope;
-
- TYPE_CHECK(T, v8::Boolean);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(v8::Boolean::New(value));
- }
-
- inline void Set(double i) {
- v8::HandleScope scope;
-
- TYPE_CHECK(T, v8::Number);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(v8::Number::New(i));
- }
-
- inline void Set(int32_t i) {
- v8::HandleScope scope;
-
- TYPE_CHECK(T, v8::Integer);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(v8::Int32::New(i));
- }
-
- inline void Set(uint32_t i) {
- v8::HandleScope scope;
-
- TYPE_CHECK(T, v8::Integer);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(v8::Uint32::NewFromUnsigned(i));
- }
-
- // Fast JS primitive setters
- inline void SetNull() {
- v8::HandleScope scope;
-
- TYPE_CHECK(T, v8::Primitive);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(v8::Null());
- }
-
- inline void SetUndefined() {
- v8::HandleScope scope;
-
- TYPE_CHECK(T, v8::Primitive);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(v8::Undefined());
- }
-
- inline void SetEmptyString() {
- v8::HandleScope scope;
-
- TYPE_CHECK(T, v8::String);
- value_->Dispose();
- *value_ = v8::Persistent<T>::New(v8::String::Empty());
- }
-
- // Convenience getter for isolate
- inline v8::Isolate *GetIsolate() const {
- return isolate_;
- }
-
- // Pointer setter: Uncompilable to prevent inadvertent misuse.
- template<typename S>
- inline void Set(S *whatever) { TYPE_CHECK(S*, v8::Primitive); }
-};
-
-template<typename T>
-class FunctionCallbackInfo {
- const v8::Arguments &args_;
- v8::Local<v8::Value> data_;
- ReturnValue<T> return_value_;
- v8::Persistent<T> retval_;
-
- public:
- explicit inline FunctionCallbackInfo(
- const v8::Arguments &args
- , v8::Local<v8::Value> data) :
- args_(args)
- , data_(data)
- , return_value_(args.GetIsolate(), &retval_)
- , retval_(v8::Persistent<T>::New(v8::Undefined())) {}
-
- inline ~FunctionCallbackInfo() {
- retval_.Dispose();
- retval_.Clear();
- }
-
- inline ReturnValue<T> GetReturnValue() const {
- return ReturnValue<T>(return_value_);
- }
-
- inline v8::Local<v8::Function> Callee() const { return args_.Callee(); }
- inline v8::Local<v8::Value> Data() const { return data_; }
- inline v8::Local<v8::Object> Holder() const { return args_.Holder(); }
- inline bool IsConstructCall() const { return args_.IsConstructCall(); }
- inline int Length() const { return args_.Length(); }
- inline v8::Local<v8::Value> operator[](int i) const { return args_[i]; }
- inline v8::Local<v8::Object> This() const { return args_.This(); }
- inline v8::Isolate *GetIsolate() const { return args_.GetIsolate(); }
-
-
- protected:
- static const int kHolderIndex = 0;
- static const int kIsolateIndex = 1;
- static const int kReturnValueDefaultValueIndex = 2;
- static const int kReturnValueIndex = 3;
- static const int kDataIndex = 4;
- static const int kCalleeIndex = 5;
- static const int kContextSaveIndex = 6;
- static const int kArgsLength = 7;
-
- private:
- NAN_DISALLOW_ASSIGN_COPY_MOVE(FunctionCallbackInfo)
-};
-
-template<typename T>
-class PropertyCallbackInfoBase {
- const v8::AccessorInfo &info_;
- const v8::Local<v8::Value> data_;
-
- public:
- explicit inline PropertyCallbackInfoBase(
- const v8::AccessorInfo &info
- , const v8::Local<v8::Value> data) :
- info_(info)
- , data_(data) {}
-
- inline v8::Isolate* GetIsolate() const { return info_.GetIsolate(); }
- inline v8::Local<v8::Value> Data() const { return data_; }
- inline v8::Local<v8::Object> This() const { return info_.This(); }
- inline v8::Local<v8::Object> Holder() const { return info_.Holder(); }
-
- protected:
- static const int kHolderIndex = 0;
- static const int kIsolateIndex = 1;
- static const int kReturnValueDefaultValueIndex = 2;
- static const int kReturnValueIndex = 3;
- static const int kDataIndex = 4;
- static const int kThisIndex = 5;
- static const int kArgsLength = 6;
-
- private:
- NAN_DISALLOW_ASSIGN_COPY_MOVE(PropertyCallbackInfoBase)
-};
-
-template<typename T>
-class PropertyCallbackInfo : public PropertyCallbackInfoBase<T> {
- ReturnValue<T> return_value_;
- v8::Persistent<T> retval_;
-
- public:
- explicit inline PropertyCallbackInfo(
- const v8::AccessorInfo &info
- , const v8::Local<v8::Value> data) :
- PropertyCallbackInfoBase<T>(info, data)
- , return_value_(info.GetIsolate(), &retval_)
- , retval_(v8::Persistent<T>::New(v8::Undefined())) {}
-
- inline ~PropertyCallbackInfo() {
- retval_.Dispose();
- retval_.Clear();
- }
-
- inline ReturnValue<T> GetReturnValue() const { return return_value_; }
-};
-
-template<>
-class PropertyCallbackInfo<v8::Array> :
- public PropertyCallbackInfoBase<v8::Array> {
- ReturnValue<v8::Array> return_value_;
- v8::Persistent<v8::Array> retval_;
-
- public:
- explicit inline PropertyCallbackInfo(
- const v8::AccessorInfo &info
- , const v8::Local<v8::Value> data) :
- PropertyCallbackInfoBase<v8::Array>(info, data)
- , return_value_(info.GetIsolate(), &retval_)
- , retval_(v8::Persistent<v8::Array>::New(v8::Local<v8::Array>())) {}
-
- inline ~PropertyCallbackInfo() {
- retval_.Dispose();
- retval_.Clear();
- }
-
- inline ReturnValue<v8::Array> GetReturnValue() const {
- return return_value_;
- }
-};
-
-template<>
-class PropertyCallbackInfo<v8::Boolean> :
- public PropertyCallbackInfoBase<v8::Boolean> {
- ReturnValue<v8::Boolean> return_value_;
- v8::Persistent<v8::Boolean> retval_;
-
- public:
- explicit inline PropertyCallbackInfo(
- const v8::AccessorInfo &info
- , const v8::Local<v8::Value> data) :
- PropertyCallbackInfoBase<v8::Boolean>(info, data)
- , return_value_(info.GetIsolate(), &retval_)
- , retval_(v8::Persistent<v8::Boolean>::New(v8::Local<v8::Boolean>())) {}
-
- inline ~PropertyCallbackInfo() {
- retval_.Dispose();
- retval_.Clear();
- }
-
- inline ReturnValue<v8::Boolean> GetReturnValue() const {
- return return_value_;
- }
-};
-
-template<>
-class PropertyCallbackInfo<v8::Integer> :
- public PropertyCallbackInfoBase<v8::Integer> {
- ReturnValue<v8::Integer> return_value_;
- v8::Persistent<v8::Integer> retval_;
-
- public:
- explicit inline PropertyCallbackInfo(
- const v8::AccessorInfo &info
- , const v8::Local<v8::Value> data) :
- PropertyCallbackInfoBase<v8::Integer>(info, data)
- , return_value_(info.GetIsolate(), &retval_)
- , retval_(v8::Persistent<v8::Integer>::New(v8::Local<v8::Integer>())) {}
-
- inline ~PropertyCallbackInfo() {
- retval_.Dispose();
- retval_.Clear();
- }
-
- inline ReturnValue<v8::Integer> GetReturnValue() const {
- return return_value_;
- }
-};
-
-namespace imp {
-template<typename T>
-class ReturnValueImp : public ReturnValue<T> {
- public:
- explicit ReturnValueImp(ReturnValue<T> that) :
- ReturnValue<T>(that) {}
- inline v8::Handle<T> Value() {
- return *ReturnValue<T>::value_;
- }
-};
-
-static
-v8::Handle<v8::Value> FunctionCallbackWrapper(const v8::Arguments &args) {
- v8::Local<v8::Object> obj = args.Data().As<v8::Object>();
- FunctionCallback callback = reinterpret_cast<FunctionCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kFunctionIndex).As<v8::External>()->Value()));
- FunctionCallbackInfo<v8::Value>
- cbinfo(args, obj->GetInternalField(kDataIndex));
- callback(cbinfo);
- return ReturnValueImp<v8::Value>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Value> (*NativeFunction)(const v8::Arguments &);
-
-static
-v8::Handle<v8::Value> GetterCallbackWrapper(
- v8::Local<v8::String> property, const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Value>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- GetterCallback callback = reinterpret_cast<GetterCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kGetterIndex).As<v8::External>()->Value()));
- callback(property, cbinfo);
- return ReturnValueImp<v8::Value>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Value> (*NativeGetter)
- (v8::Local<v8::String>, const v8::AccessorInfo &);
-
-static
-void SetterCallbackWrapper(
- v8::Local<v8::String> property
- , v8::Local<v8::Value> value
- , const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<void>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- SetterCallback callback = reinterpret_cast<SetterCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kSetterIndex).As<v8::External>()->Value()));
- callback(property, value, cbinfo);
-}
-
-typedef void (*NativeSetter)
- (v8::Local<v8::String>, v8::Local<v8::Value>, const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Value> PropertyGetterCallbackWrapper(
- v8::Local<v8::String> property, const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Value>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- PropertyGetterCallback callback = reinterpret_cast<PropertyGetterCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kPropertyGetterIndex)
- .As<v8::External>()->Value()));
- callback(property, cbinfo);
- return ReturnValueImp<v8::Value>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Value> (*NativePropertyGetter)
- (v8::Local<v8::String>, const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Value> PropertySetterCallbackWrapper(
- v8::Local<v8::String> property
- , v8::Local<v8::Value> value
- , const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Value>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- PropertySetterCallback callback = reinterpret_cast<PropertySetterCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kPropertySetterIndex)
- .As<v8::External>()->Value()));
- callback(property, value, cbinfo);
- return ReturnValueImp<v8::Value>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Value> (*NativePropertySetter)
- (v8::Local<v8::String>, v8::Local<v8::Value>, const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Array> PropertyEnumeratorCallbackWrapper(
- const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Array>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- PropertyEnumeratorCallback callback =
- reinterpret_cast<PropertyEnumeratorCallback>(reinterpret_cast<intptr_t>(
- obj->GetInternalField(kPropertyEnumeratorIndex)
- .As<v8::External>()->Value()));
- callback(cbinfo);
- return ReturnValueImp<v8::Array>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Array> (*NativePropertyEnumerator)
- (const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Boolean> PropertyDeleterCallbackWrapper(
- v8::Local<v8::String> property
- , const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Boolean>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- PropertyDeleterCallback callback = reinterpret_cast<PropertyDeleterCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kPropertyDeleterIndex)
- .As<v8::External>()->Value()));
- callback(property, cbinfo);
- return ReturnValueImp<v8::Boolean>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Boolean> (NativePropertyDeleter)
- (v8::Local<v8::String>, const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Integer> PropertyQueryCallbackWrapper(
- v8::Local<v8::String> property, const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Integer>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- PropertyQueryCallback callback = reinterpret_cast<PropertyQueryCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kPropertyQueryIndex)
- .As<v8::External>()->Value()));
- callback(property, cbinfo);
- return ReturnValueImp<v8::Integer>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Integer> (*NativePropertyQuery)
- (v8::Local<v8::String>, const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Value> IndexGetterCallbackWrapper(
- uint32_t index, const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Value>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- IndexGetterCallback callback = reinterpret_cast<IndexGetterCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kIndexPropertyGetterIndex)
- .As<v8::External>()->Value()));
- callback(index, cbinfo);
- return ReturnValueImp<v8::Value>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Value> (*NativeIndexGetter)
- (uint32_t, const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Value> IndexSetterCallbackWrapper(
- uint32_t index
- , v8::Local<v8::Value> value
- , const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Value>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- IndexSetterCallback callback = reinterpret_cast<IndexSetterCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kIndexPropertySetterIndex)
- .As<v8::External>()->Value()));
- callback(index, value, cbinfo);
- return ReturnValueImp<v8::Value>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Value> (*NativeIndexSetter)
- (uint32_t, v8::Local<v8::Value>, const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Array> IndexEnumeratorCallbackWrapper(
- const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Array>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- IndexEnumeratorCallback callback = reinterpret_cast<IndexEnumeratorCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kIndexPropertyEnumeratorIndex)
- .As<v8::External>()->Value()));
- callback(cbinfo);
- return ReturnValueImp<v8::Array>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Array> (*NativeIndexEnumerator)
- (const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Boolean> IndexDeleterCallbackWrapper(
- uint32_t index, const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Boolean>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- IndexDeleterCallback callback = reinterpret_cast<IndexDeleterCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kIndexPropertyDeleterIndex)
- .As<v8::External>()->Value()));
- callback(index, cbinfo);
- return ReturnValueImp<v8::Boolean>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Boolean> (*NativeIndexDeleter)
- (uint32_t, const v8::AccessorInfo &);
-
-static
-v8::Handle<v8::Integer> IndexQueryCallbackWrapper(
- uint32_t index, const v8::AccessorInfo &info) {
- v8::Local<v8::Object> obj = info.Data().As<v8::Object>();
- PropertyCallbackInfo<v8::Integer>
- cbinfo(info, obj->GetInternalField(kDataIndex));
- IndexQueryCallback callback = reinterpret_cast<IndexQueryCallback>(
- reinterpret_cast<intptr_t>(
- obj->GetInternalField(kIndexPropertyQueryIndex)
- .As<v8::External>()->Value()));
- callback(index, cbinfo);
- return ReturnValueImp<v8::Integer>(cbinfo.GetReturnValue()).Value();
-}
-
-typedef v8::Handle<v8::Integer> (*NativeIndexQuery)
- (uint32_t, const v8::AccessorInfo &);
-} // end of namespace imp
-
-#endif // NAN_CALLBACKS_PRE_12_INL_H_
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